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[PWGHF] Move corrBinning to the init function in correlatorDMesonPairs.cxx #17494

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[PWGHF] Move corrBinning to the init function in correlatorDMesonPairs.cxx #17494

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4caed2b
[PWGHF] Move corrBinning to the init function
atavirag Aug 18, 2026
cb89c15
include memory
atavirag Aug 19, 2026
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6 changes: 4 additions & 2 deletions PWGHF/HFC/TableProducer/correlatorDMesonPairs.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@
#include <array>
#include <cmath>
#include <cstdint>
#include <memory>
#include <string>
#include <vector>

Expand Down Expand Up @@ -235,7 +236,7 @@ struct HfCorrelatorDMesonPairs {
ConfigurableAxis binsPoolBin{"binsPoolBin", {9, 0., 9.}, "PoolBin"};
ConfigurableAxis binsMultFT0M{"binsMultFT0M", {600, 0., 6000.}, "Multiplicity as FT0M signal amplitude"};
ConfigurableAxis binsDcaXY{"binsDcaXY", {128, -0.2, 0.2}, "DCA xy"};
BinningType corrBinning{{binsZVtx, binsMultiplicity}, true};
std::unique_ptr<BinningType> corrBinning;

HistogramRegistry registry{
"registry",
Expand Down Expand Up @@ -413,6 +414,7 @@ struct HfCorrelatorDMesonPairs {
AxisSpec const axisPosZ = {binsZVtx, "PosZ"};
AxisSpec const axisPoolBin = {binsPoolBin, "PoolBin"};
AxisSpec const axisDcaXY = {binsDcaXY, "DCA xy"};
corrBinning = std::make_unique<BinningType>(BinningType{{binsZVtx, binsMultiplicity}, true});

if (applyMixedEvent) {
registry.add("hMultiplicityPreSelection", "multiplicity prior to selection;multiplicity;entries", {HistType::kTH1F, {{10000, 0., 10000.}}});
Expand Down Expand Up @@ -693,7 +695,7 @@ struct HfCorrelatorDMesonPairs {
int gCollisionId = collision.globalIndex();
int64_t timeStamp = bc.timestamp();

int poolBin = corrBinning.getBin(std::make_tuple(collision.posZ(), collision.multFT0M()));
int poolBin = corrBinning->getBin(std::make_tuple(collision.posZ(), collision.multFT0M()));

int nTracks = 0;
if (collision.numContrib() > 1) {
Expand Down
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